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Delaware · Bathroom Remodel · Free 2026 licensing & permit checklist

Bathroom Remodel licensing & permits in Delaware

Before you sign that $bathroom remodel contract, here's the licensing authority, permits required, specialty trades, and verification steps for Delaware in 2026.

Licensing authority

Delaware Division of Revenue — Business License

State business license required for all contractors; no statewide GC competency test — trades licensed separately.

Statewide license requiredWorkers' comp required

Permits typically required

  • Plumbing permit
  • Electrical permit
  • Building permit if walls move

Delaware permit fees typically run 1-3% of project cost. Don't sign a "no-permit" contract — it shifts every future inspection failure onto you.

Specialty trades required

  • Licensed plumber
  • Licensed electrician (any new circuit)

DIY risk: High — at least one trade-licensed step typically required. Specialty trades are typically state-licensed even in no-statewide-GC states.

Compare bathroom remodel in Delaware across all lenses

Before you sign, run the 3 other state-aware lenses for the same project.

FAQ — Bathroom Remodel contractor licensing in Delaware

Do I need a licensed contractor for a bathroom remodel in Delaware?

Yes — Delaware requires a statewide contractor license through the Delaware Division of Revenue — Business License for residential work. State business license required for all contractors; no statewide GC competency test — trades licensed separately. Verify any contractor before signing using the official license-lookup link below.

What permits does a Delaware bathroom remodel require?

Typical permits for a bathroom remodel in Delaware: plumbing permit; electrical permit; building permit if walls move. Permit fees in Delaware typically run 1-3% of project cost. Permits also lock in your inspections — without them, you'll fail any future resale inspection and may face retro-permitting fines.

Which specialty trades need their own license for a bathroom remodel?

For a bathroom remodel: Licensed plumber; Licensed electrician (any new circuit). These specialty licenses (electrician, plumber, HVAC tech) are typically issued at the state level — so even in no-statewide-GC states like Texas or New York, the electrician on your job still needs a state license. DIY risk for this project type: High — at least one trade-licensed step typically required.

How do I verify a Delaware contractor before I sign?

Visit the official Delaware license-lookup at https://dorweb.revenue.delaware.gov/scripts/buslicsr/buslic.dll and search by name or license number. Verify: (1) license is active, (2) license class matches your project scope, (3) no disciplinary actions or recent complaints, (4) bond + insurance are current. If any of these fail, walk away.

Disclaimer: This page is informational only and is not legal advice. State licensing rules and thresholds change — always verify against the official Delaware board before signing a contract.